Electrical Earthing or Grounding Methods for Signal And Communication Systems

Signal and Communication Systems: For telephone, alarm, voice and data, and other communication systems, provide 16 mm2 minimum insulated grounding conductor in raceway from a separate grounding electrode clean system to each service location, terminal cabinet, wiring closet, and central equipment location.

Electrical Earthing or Grounding in Signal And Communication Systems

Service and Central Equipment Locations and Wiring Closets: Terminate grounding conductor on a 6.4 by 50 by 300 mm grounding bus.

Terminal Cabinets: Terminate grounding conductor on cabinet grounding terminal.